- Zero the MSI/MSI-X queue argument, otherwise mtx_init(9) can panic   indicating an already initialized lock. - Check for an empty MSI/MSI-X queue entry before asserting that we have   received a MSI/MSI-X message in order to not panic in case of stray MSI/   MSI-X queue interrupts which may happen in case of using an interrupt   handler rather than a filter.
- Zero the MSI/MSI-X queue argument, otherwise mtx_init(9) can panic
  indicating an already initialized lock.
- Check for an empty MSI/MSI-X queue entry before asserting that we have
  received a MSI/MSI-X message in order to not panic in case of stray MSI/
  MSI-X queue interrupts which may happen in case of using an interrupt
  handler rather than a filter.

MFC after:	3 days

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